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Demographics Table

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Demographic Data Report for California by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2014-2018 American Community Survey 5-Year Data
Sorted by Name
County
 sort alphabetically by name descending
Value (Percent)
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People (Age Under 18)
 sort by sample size ascending
Rank within US
(of 3141 counties)
 sort by rank ascending
California 23.2 9,073,655 19 of 52
United States 22.8 73,553,240 N/A
Alameda County 21.0 344,513 2,129
Alpine County 20.9 239 2,171
Amador County 15.4 5,822 3,076
Butte County 20.1 45,658 2,417
Calaveras County 17.2 7,768 2,959
Colusa County 27.4 5,883 195
Contra Costa County 23.1 261,300 1,240
Del Norte County 21.7 5,954 1,850
El Dorado County 20.4 38,016 2,337
Fresno County 28.6 279,979 134
Glenn County 26.8 7,470 265
Humboldt County 19.3 26,259 2,614
Imperial County 28.7 51,676 132
Inyo County 20.1 3,635 2,421
Kern County 29.2 257,750 116
Kings County 27.3 40,935 205
Lake County 20.7 13,290 2,222
Lassen County 15.8 4,926 3,059
Los Angeles County 22.2 2,246,521 1,602
Madera County 27.6 42,814 178
Marin County 20.3 52,908 2,350
Mariposa County 16.3 2,865 3,032
Mendocino County 21.6 18,891 1,904
Merced County 29.8 80,062 94
Modoc County 19.4 1,733 2,601
Mono County 19.0 2,689 2,712
Monterey County 26.3 114,125 315
Napa County 21.3 29,894 2,029
Nevada County 17.3 17,189 2,940
Orange County 22.5 711,188 1,514
Placer County 22.6 85,719 1,474
Plumas County 16.4 3,063 3,030
Riverside County 25.8 613,808 381
Sacramento County 24.0 362,761 826
San Benito County 26.3 15,603 324
San Bernardino County 26.8 572,852 259
San Diego County 22.0 726,344 1,712
San Francisco County 13.4 116,897 3,117
San Joaquin County 27.5 201,506 185
San Luis Obispo County 17.9 50,492 2,878
San Mateo County 21.1 161,248 2,097
Santa Barbara County 22.3 99,117 1,563
Santa Clara County 22.5 432,684 1,496
Santa Cruz County 19.6 53,761 2,539
Shasta County 21.6 38,673 1,916
Sierra County 15.1 441 3,093
Siskiyou County 20.2 8,797 2,382
Solano County 22.5 98,813 1,488
Sonoma County 20.1 100,818 2,416
Stanislaus County 27.2 146,907 212
Sutter County 26.2 25,116 332
Tehama County 24.0 15,178 861
Trinity County 16.9 2,172 2,977
Tulare County 31.2 143,528 67
Tuolumne County 16.7 9,013 2,995
Ventura County 23.5 199,599 1,038
Yolo County 21.4 45,919 1,998
Yuba County 27.7 20,874 175
Notes:
Created by statecancerprofiles.cancer.gov on 05/12/2021 9:59 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Health Service Areas are a single county or cluster of contiguous counties which are relatively self-contained with respect to hospital care. For more detailed information, please see Health Service Area information page. Puerto Rico is being treated as a Health Service Area for this data presentation.
Data for United States does not include Puerto Rico.

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